When her boss is replaced, Hannah realises she'll to have to find a way to keep the status quo.

Hannah's best friend from university arrives home from travelling, now with a fiancé in tow — charming vet, Rich. He offers Dan a job at his practice, but Hannah can't stand him.

Dan and Hannah are back at their old school. Hannah has been asked to make a speech in front of sixth formers attending a careers day, whilst Dan just fancies a snoop down memory lane.

Dan has finally booked himself in for an appointment at the STI clinic. There, under examination, he meets funny and free-spirited doctor Izzy.

When Dan and Hannah's neighbour asks them to look after the exotic fish in his flat for a few days. What could possibly go wrong?

Hannah and Dan's beloved drama teacher Mr Balcombe has died and Dan and Hannah have mixed emotions about the funeral.

When her doctor tells her she is dangerously unfit, Hannah begrudgingly starts to eat healthily and heads to the gym. Meanwhile, Dan has managed to get himself a cleaning job at Hannah's office.

Dan rebels thanks to his Aunt Leslie, and Hannah is having a golden week of lucky breaks.

Hannah starts dating a model and Dan helps a terminally ill man have one last adventure.

Hannah and Dan's irascible father Gregg has organised a birthday party for himself.

Dan starts hanging out with his old crush. Hannah looks after a bossy American consultant.

Dan and Hannah are guests at Dan's best friend Jack's wedding at their country mansion.